Help math 7th grade.........
2 answers:
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Answer:
-3+15i
Step-by-step explanation:
Apply complex arithmetic rule:
-3 * 3 -3 (-2) = -3
We have to draw the model for 42 divide 7 . In order to draw the model we use below steps.
- Draw 7 boxes to represent 7 groups.
- Assume 42 as the number which represents the total of these 7 groups.
- Put a question mark at the first box.
Attached is the model to represents 42 divide 7 .
In the question mark we should put 6. Hence, when we add 6 to 7 times that will be equal to 42.
